00241nam a2200109 a 450000500170000008200200001710000150003724500180005225000130007026000330008330000150011620251203090522.0  a657.42,bD, gup  aGupta L. N  aCost accounts  a12th ed.  aAllahabadbKitab Mahalc1984  a578p, 22cm